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From "Suma Shivaprasad" <>
Subject Re: Review Request 24630: HIVE-7694 - SMB joins on tables differing by number of sorted by columns but same sort prefix and join keys fail
Date Sat, 23 Aug 2014 07:14:53 GMT

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(Updated Aug. 23, 2014, 7:14 a.m.)

Review request for hive, Brock Noland, Gunther Hagleitner, and Navis Ryu.

Bugs: HIVE-7694

Repository: hive-git


For eg: If two tables T1 sorted by (a, b, c) clustered by a and T2 sorted by (a) and clustered
by (a) are joined, an exception is seen as reported in


  ql/src/java/org/apache/hadoop/hive/ql/optimizer/ 0b7b1a3 
  ql/src/test/queries/clientpositive/sort_merge_join_desc_8.q PRE-CREATION 
  ql/src/test/results/clientpositive/sort_merge_join_desc_8.q.out PRE-CREATION 



sort_merge_join_desc_8.q added for testing the above cases


Suma Shivaprasad

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